CN209750442U

CN209750442U - Linkage adjusting device for chair back of theatre or auditorium

Info

Publication number: CN209750442U
Application number: CN201822102883.3U
Authority: CN
Inventors: 汪东山; 周文; 王其峰; 张文钢; 苏文军
Original assignee: Guangdong Longda Lishan Light Metal Products Co Ltd
Current assignee: Guangdong Longda Lishan Light Metal Products Co Ltd
Priority date: 2018-12-14
Filing date: 2018-12-14
Publication date: 2019-12-10
Anticipated expiration: 2028-12-14

Abstract

The utility model relates to a theater, auditorium chair technical field specifically are a theater, auditorium seat back linkage adjusting device, lean on including base, cushion and waist, the front of cushion is installed the waist and is leaned on, the bottom that the waist leaned on is provided with hooked hook plate, hook plate wrapping is rich in the tip at the cushion, the waist is leaned on both sides and is provided with the safe edge, the waist is leaned on for hollow frame, and its inside net pad that is provided with, the safe edge is arc column structure, one side that the middle that the waist leaned on is close to the cushion is provided with the arc, the waist is leaned on and is made by thermoplastic. The utility model discloses a set up the waist and lean on and let spectator when sitting for a long time and watch film or drama performance on the seat, bring the comfort, let the person of taking can not feel tired out, lean on the symptom that supports the waist and solve the person of taking waist soreness back pain through the waist.

Description

Linkage adjusting device for chair back of theatre or auditorium

Technical Field

The utility model relates to a theater, auditorium chair technical field specifically are a theater, auditorium seat back linkage adjusting device.

Background

Seats adopted in theaters and auditoriums are arranged in rows, and the seats are arranged along a step shape in order to facilitate audiences to enjoy watching programs from the seats. Present theater, auditorium chair link together, a hand protector backplate of sharing between two adjacent to rotate on the backplate and be connected with the article rack, the spectator of conveniently sitting places snacks debris.

The existing theatre and auditorium chairs are made of hard sponge, people sit on the chairs and are hard like hard seats on a train, audiences feel tired when sitting on the chairs for a long time to watch movies or theatrical performances, the waist of the people is not supported, and the people also feel waist soreness and backache and are uncomfortable.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a theatre, auditorium seat back linkage adjusting device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a theater, auditorium seat back linkage adjusting device, leans on including base, cushion and waist, be fixed with the backup pad in the middle of the top of base, the base is connected with the bottom layer board through the backup pad, the both sides of bottom layer board are provided with the handrail, the cushion rotates through pivot and handrail to be connected, the cushion sets up the one side that is close to the pivot at the bottom layer board, the cushion back is provided with the side layer board, the side layer board is connected with the bottom layer board is articulated, the connecting plate is installed to the both sides of cushion, the waist is installed in the front of cushion and is leaned on, the bottom that the waist leaned on is provided with hooked plate, hooked plate wraps up the tip of rich at the cushion, the waist is lean.

Preferably, the waist rest is a hollow frame, and a mesh pad is arranged in the waist rest.

Preferably, the protective edge is of an arc-shaped structure.

Preferably, one side of the middle of the waist rest close to the back cushion is provided with an arch.

Preferably, the lumbar support is made of a thermoplastic.

Compared with the prior art, the beneficial effects of the utility model are that: the waist rest is arranged on the front surface of the back cushion and is sewn with the back cushion, the hook-shaped hook plate is arranged at the bottom of the waist rest and wraps the end part of the cushion, and when audiences sit down, the cushion presses the hook plate to generate elastic deformation downwards, so that the back cushion is driven to be in contact with the back of the human body; through being provided with the safe edge in waist both sides, the safe edge is arc column structure, when the people sat down, the safe edge of both sides can have the shrink slightly to the centre for paste the both arms of person of taking, bring the comfort for both arms, one side through being close to the cushion in the centre that the waist leaned on is provided with the arch, the vertebra that the person of taking can be protected to the arch with the help of the elastic deformation that the waist leaned on, can prevent and treat lumbar disc herniation symptom, bring the comfort for the waist of person of taking, and play the supporting role. By arranging the waist support, when the audience sits on the waist support for a long time to watch a movie or a theatrical performance, the comfortable feeling is brought, the passengers do not feel tired, and the waist support is used for supporting the waist to solve the symptoms of waist soreness and backache of the passengers.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the waist rest of the present invention;

3 fig. 3 3 3 is 3 a 3 schematic 3 view 3 of 3 the 3 cross 3- 3 sectional 3 structure 3 a 3- 3 a 3 in 3 fig. 32 3. 3

In the figure: 1-a base; 11-a support plate; 12-a bottom pallet; 2-cushion; 21-a rotating shaft; 22-a handrail; 3, back cushion; 31-a connecting plate; 32-side pallet; 4-waist back; 41-edge protection; 42-hook plate; 43-arc.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

referring to fig. 1, the present invention provides a technical solution: the utility model provides a theater, auditorium seat back of body linkage adjusting device, includes that base 1, cushion 2, cushion 3 and waist lean on 4, be fixed with backup pad 11 in the middle of the top of base 1, base 1 is connected with bottom support plate 12 through backup pad 11, the both sides of bottom support plate 12 are provided with handrail 22, cushion 2 rotates through pivot 21 and handrail 22 to be connected, and cushion 2 tilt up is in the ground level line when nobody sits, and cushion 2 is being on a level in the ground level line under the pressurized state when someone sits.

The back cushion 3 is arranged on one side of the bottom supporting plate 12 close to the rotating shaft 21, the back surface of the back cushion 3 is provided with a side supporting plate 32, the side supporting plate 32 is hinged with the bottom supporting plate 12, when a person lies on the seat, the back cushion 3 can slightly incline backwards, and the moving angle is 5 degrees. An included angle is formed between the back cushion 3 and the seat cushion 2, and the degree of the included angle is 110-120 degrees. Connecting plates 31 are installed on two sides of the back cushion 3, and the connecting plates 31 are used for connecting adjacent seats through screws, so that the seats can be arranged side by side conveniently.

The front surface of the back cushion 3 is provided with a waist rest 4, the waist rest 4 is sewn with the back cushion 3, the waist rest 4 is made of thermoplastic plastics, the thermoplastic plastics are one of soft plastics, the soft plastics are not easy to break, and the cushion is durable and difficult to use. The upper and lower parts of the lumbar support 4 have the same width, which is convenient for comfortable sitting. Referring to fig. 2, the bottom of the waist support 4 is provided with a hook-shaped hook plate 42, the hook plate 42 wraps around the end of the seat cushion 2, and when the spectator sits down, the seat cushion 2 presses the hook plate 42 to generate elastic deformation downwards, thereby driving the backrest cushion 3 to contact with the back of the human body. The waist leans on 4 both sides to be provided with safe edge 41, safe edge 41 is arc column structure, and when the people sat down, the safe edge 41 of both sides can be to middle shrink slightly for paste the both arms of person of taking, bring the comfort for both arms.

the waist rest 4 is a hollow frame, a net cushion is arranged in the waist rest, the net cushion is woven by elastic lines, and therefore elastic support is provided for people to lie on the waist rest, and comfort is brought to the people. Referring to fig. 3, an arch 43 is disposed at a side of the middle of the lumbar support 4 close to the back cushion 3, and the arch 43 can protect the vertebra of the rider by means of the elastic deformation of the lumbar support 4, so as to prevent and treat the lumbar disc herniation, bring comfort to the waist of the rider, and play a role in supporting.

It is noted that, in this document, relational terms such as "first," "second," and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions or should not be construed as indicating or implying any relative importance. The terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present invention, unless otherwise specified, "a plurality" means two or more; the terms "mounted," "connected," "fixed," and the like are used broadly and encompass, for example, a fixed connection, a removable connection, or an integral connection, either directly or indirectly through intervening media. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a theater, auditorium seat back linkage adjusting device, includes that base (1), cushion (2), cushion (3) and waist lean on (4), be fixed with backup pad (11) in the middle of the top of base (1), base (1) is connected with bottom layer board (12) through backup pad (11), the both sides of bottom layer board (12) are provided with handrail (22), cushion (2) rotate with handrail (22) through pivot (21) and are connected, cushion (3) set up the one side that is close to pivot (21) in bottom layer board (12), cushion (3) back is provided with side layer board (32), side layer board (32) are connected with bottom layer board (12) are articulated, connecting plate (31), its characterized in that are installed to the both sides of cushion (3): the waist rest (4) is installed on the front surface of the back cushion (3), a hook-shaped hook plate (42) is arranged at the bottom of the waist rest (4), the hook plate (42) wraps around the end of the seat cushion (2), and protective edges (41) are arranged on two sides of the waist rest (4).

2. A theatre, auditorium chair back linkage adjustment device as claimed in claim 1, wherein: the waist rest (4) is a hollow frame, and a net cushion is arranged in the waist rest.

3. A theatre, auditorium chair back linkage adjustment device as claimed in claim 1, wherein: the protective edge (41) is of an arc-shaped structure.

4. A theatre, auditorium chair back linkage adjustment device as claimed in claim 1, wherein: an arch (43) is arranged at one side of the middle of the waist rest (4) close to the back cushion (3).

5. A theatre, auditorium chair back linkage adjustment device as claimed in claim 1, wherein: the lumbar support (4) is made of thermoplastic.